mirror of
https://gitee.com/antv/g6.git
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139 lines
3.9 KiB
HTML
139 lines
3.9 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<title>Custom Tree Graph</title>
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</head>
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<body>
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<div id="mountNode"></div>
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<button id="download">点击下载图片</button>
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<script src="assets/hierarchy.js"></script>
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<script src="../build/g6.js"></script>
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<script src="../build/minimap.js"></script>
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<script src="./assets/jquery-3.2.1.min.js"></script>
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<style>.g6-minimap{ position: absolute; right: 0; bottom: 0; }</style>
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<script>
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const COLLAPSE_ICON = function(x, y, r) {
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return [['M', x, y], ['a', r, r, 0, 1, 0, r * 2, 0], ['a', r, r, 0, 1, 0, -r * 2, 0], ['M', x + 2, y], ['L', x + 2 * r - 2, y]];
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}
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const EXPAND_ICON = function(x, y, r) {
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return [['M', x, y], ['a', r, r, 0, 1, 0, r * 2, 0], ['a', r, r, 0, 1, 0, -r * 2, 0], ['M', x + 2, y], ['L', x + 2 * r - 2, y], ['M', x + r, y - r + 2], ['L', x + r, y + r - 2]]
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};
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G6.registerNode('tree-node', {
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drawShape(cfg, group) {
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const rect = group.addShape('rect', {
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attrs: {
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fill: '#fff',
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stroke: '#666'
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}
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});
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const content = cfg.id.replace(/(.{19})/g, '$1\n');
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const text = group.addShape('text', {
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attrs: {
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text: content,
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x: 0,
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y: 0,
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textAlign: 'left',
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textBaseline: 'middle',
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fill: '#666'
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}
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});
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const bbox = text.getBBox();
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const hasChildren = cfg.children && cfg.children.length > 0;
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if (hasChildren) {
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group.addShape('marker', {
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attrs: {
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x: bbox.maxX + 6,
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y: bbox.minX + bbox.height / 2 - 6,
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r: 6,
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symbol: COLLAPSE_ICON,
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stroke: '#666',
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lineWidth: 2
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},
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className: 'collapse-icon'
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});
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}
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rect.attr({
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x: bbox.minX - 4,
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y: bbox.minY - 6,
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width: bbox.width + (hasChildren ? 26 : 8),
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height: bbox.height + 12
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});
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return rect;
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}
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},
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'single-shape');
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const minimap = new Minimap({
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size: [200, 150],
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type: 'delegate',
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delegateStyle: {
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fill: '#fff',
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stroke: '#666'
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}
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});
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const graph = new G6.TreeGraph({
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container: 'mountNode',
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width: 800,
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height: 600,
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plugins: [minimap],
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modes: {
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default: [{
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type:
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'collapse-expand',
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onChange(item, collapsed) {
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const icon = item.get('group').findByClassName('collapse-icon');
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if (collapsed) {
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icon.attr('symbol', EXPAND_ICON);
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} else {
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icon.attr('symbol', COLLAPSE_ICON);
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}
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}
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},
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'drag-canvas', 'zoom-canvas']
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},
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defaultNode: {
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shape: 'tree-node',
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anchorPoints: [[0, 0.5], [1, 0.5]],
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},
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defaultEdge: {
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shape: 'cubic-horizontal',
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style: {
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stroke:
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'#A3B1BF'
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}
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},
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layout: data => {
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return Hierarchy.compactBox(data, {
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direction: 'LR',
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getId(d) {
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return d.id;
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},
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getHeight() {
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return 16;
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},
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getWidth() {
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return 16;
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},
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getVGap() {
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return 20;
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},
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getHGap() {
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return 80;
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}
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});
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}
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});
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$.getJSON('./assets/data/modeling-methods.json', data => {
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graph.data(data);
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graph.render();
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graph.fitView();
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});
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document.getElementById('download').addEventListener('click', () => {
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graph.downloadImage();
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});
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</script>
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</body>
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</html> |